GRAPHREP
PEN color:black w:2pt
FILL color:black
ROUNDRECT x:-0.90cm y:-1.0cm w:1.8cm h:2cm rx:.3cm ry:.3cm
FILL color:white
ELLIPSE x: -0.02cm y: -0.5cm rx: 0.28cm ry: 0.3cm
ROUNDRECT x:-0.26cm y:-0.85cm w:0.5cm h:0.2cm rx:.07cm ry:.07cm
LINE x1:-.5cm y1: -.65cm x2: .5cm y2: -.65cm
PEN color:white w:1pt
RECTANGLE x:-0.35cm y:-0.18cm w:0.7cm h:1.18cm
ROUNDRECT x:-0.58cm y:-0.1cm w:0.19cm h:1cm rx:.07cm ry:.07cm
ROUNDRECT x:0.4cm y:-0.1cm w:0.19cm h:1cm rx:.07cm ry:.07cm
POLYGON 3 x1:-0.35cm y1:-0.18cm x2:-.5cm y2:-0.1cm x3:0cm y3:0.3cm
POLYGON 3 x1:0.35cm y1:-0.18cm x2:.52cm y2:-0.1cm x3:0cm y3:0.3cm
RECTANGLE x:-0.47cm y:-0.1cm w:0.9cm h:0.4cm
PEN color:black w:2pt
CURVE "t" fx: (t+.00) fy: (0.2-6*t*t) from: -.3 to: .3
LINE x1:.02cm y1: .52cm x2: .02cm y2: .18cm
PEN color:black w:1pt
FILL color:black
ELLIPSE x: -0.00cm y: 0.5cm rx: 0.1cm ry: 0.1cm
FONT h:10pt color:red bold
TEXT "+" y:-.78cm w:c h:c